DS3050W Просмотр технического описания (PDF) - Maxim Integrated
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производитель
DS3050W Datasheet PDF : 18 Pages
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3.3V Single-Piece 4Mb Nonvolatile SRAM
with Clock
Functional Diagram
CS
CE
VCC
GND
OE
WE
A0–A18
VTP REF
32.768kHz
CS
A0-A3
WE
OE
REAL-TIME
CLOCK
DELAY TIMING
CIRCUITRY
CURRENT-LIMITING
RESISTOR
CHARGER
VSW REF
REDUNDANT LOGIC
CURRENT-LIMITING
REDUNDANT
ML
RESISTOR
SERIES FET
BATTERY-CHARGING/SHORTING
PROTECTION CIRCUITRY (U.L. RECOGNIZED)
IRQ/FT
RST
UNINTERRUPTED
POWER SUPPLY
FOR THE SRAM
AND RTC
VCC
CE
OE
SRAM
WE
DQ0–7
DS3050W
10 ____________________________________________________________________
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